MX2020011282A - Sincronización de tiempo a través de redes de cable. - Google Patents

Sincronización de tiempo a través de redes de cable.

Info

Publication number
MX2020011282A
MX2020011282A MX2020011282A MX2020011282A MX2020011282A MX 2020011282 A MX2020011282 A MX 2020011282A MX 2020011282 A MX2020011282 A MX 2020011282A MX 2020011282 A MX2020011282 A MX 2020011282A MX 2020011282 A MX2020011282 A MX 2020011282A
Authority
MX
Mexico
Prior art keywords
time
timing synchronization
over cable
cable networks
domain
Prior art date
Application number
MX2020011282A
Other languages
English (en)
Spanish (es)
Inventor
Yair Neugeboren
Eliezer Baruch
Ian G Wheelock
Original Assignee
Arris Entpr Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Arris Entpr Llc filed Critical Arris Entpr Llc
Publication of MX2020011282A publication Critical patent/MX2020011282A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0664—Clock or time synchronisation among packet nodes using timestamps unidirectional timestamps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0673—Clock or time synchronisation among packet nodes using intermediate nodes, e.g. modification of a received timestamp before further transmission to the next packet node, e.g. including internal delay time or residence time into the packet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
    • H04J3/0688—Change of the master or reference, e.g. take-over or failure of the master
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
    • H04L12/462—LAN interconnection over a bridge based backbone
    • H04L12/4625—Single bridge functionality, e.g. connection of two networks over a single bridge
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/048—Speed or phase control by synchronisation signals using the properties of error detecting or error correcting codes, e.g. parity as synchronisation signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0644—External master-clock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0667—Bidirectional timestamps, e.g. NTP or PTP for compensation of clock drift and for compensation of propagation delays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2801—Broadband local area networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Small-Scale Networks (AREA)
  • Mobile Radio Communication Systems (AREA)
MX2020011282A 2018-04-27 2019-04-16 Sincronización de tiempo a través de redes de cable. MX2020011282A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862663742P 2018-04-27 2018-04-27
US16/220,758 US10530512B2 (en) 2018-04-27 2018-12-14 Timing synchronization over cable networks
PCT/US2019/027773 WO2019209585A1 (en) 2018-04-27 2019-04-16 Timing synchronization over cable networks

Publications (1)

Publication Number Publication Date
MX2020011282A true MX2020011282A (es) 2021-01-08

Family

ID=68293017

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020011282A MX2020011282A (es) 2018-04-27 2019-04-16 Sincronización de tiempo a través de redes de cable.

Country Status (6)

Country Link
US (3) US10530512B2 (zh)
EP (1) EP3785383A1 (zh)
CN (1) CN112166565A (zh)
CA (1) CA3098553A1 (zh)
MX (1) MX2020011282A (zh)
WO (1) WO2019209585A1 (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9686124B2 (en) * 2015-09-22 2017-06-20 Veniam, Inc. Systems and methods for managing a network of moving things
JP6879234B2 (ja) * 2018-03-12 2021-06-02 日本電信電話株式会社 時刻同期装置及び時刻同期方法
KR102586562B1 (ko) * 2018-05-25 2023-10-11 주식회사 쏠리드 클럭 동기화를 수행하는 통신 노드 및 통신 시스템
US11290970B2 (en) * 2018-07-05 2022-03-29 Cable Television Laboratories, lnc. Edge communication networks with edge-located clocks and associated methods
WO2021119336A1 (en) * 2019-12-10 2021-06-17 Arris Enterprises Llc Systems and methods for large phase correction in r-phy network architectures
CN111273538B (zh) * 2020-01-13 2021-12-10 广东大普通信技术有限公司 一种动态适配时钟噪声方法、装置及可读存储介质
CN111447032B (zh) * 2020-04-10 2020-12-29 中国科学院精密测量科学与技术创新研究院 一种动态高精度时间同步装置及其同步方法
US11844037B2 (en) * 2021-07-23 2023-12-12 Charter Communications Operating, Llc Automated determination of a timing offset for DOCSIS time protocol to provide precision time protocol accuracy

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7539208B2 (en) 2004-05-25 2009-05-26 Cisco Technology, Inc. Timing system for modular cable modem termination system
GB2454870B (en) * 2007-11-16 2010-05-12 Motorola Inc Apparatus, method, and system for channel selection and allocation in mobile communications
US9014282B2 (en) * 2011-05-27 2015-04-21 Cisco Technology, Inc. Precision timing in a data over cable service interface specification (DOCSIS) system
EP2879322A4 (en) 2012-07-27 2016-04-06 Nec Corp COMMUNICATION APPARATUS, TIME SYNCHRONIZATION SYSTEM, AND TIME SYNCHRONIZATION METHOD
US8982777B1 (en) 2013-01-16 2015-03-17 Sprint Communications Company L.P. Method of adding and removing sites for a cluster based on a baseline delay comparison
EP3357285B1 (en) * 2015-10-02 2021-07-21 Telefonaktiebolaget LM Ericsson (PUBL) Synchronizing clocks in a communications network
US10236968B2 (en) * 2016-08-18 2019-03-19 Facebook, Inc. High altitude point to multipoint links
US10299313B2 (en) * 2016-10-21 2019-05-21 Futurewei Technologies, Inc. DOCSIS to support coordinated multi-point in 5G small cells

Also Published As

Publication number Publication date
US10530512B2 (en) 2020-01-07
CA3098553A1 (en) 2019-10-31
WO2019209585A1 (en) 2019-10-31
US20190334643A1 (en) 2019-10-31
CN112166565A (zh) 2021-01-01
US20230308201A1 (en) 2023-09-28
US11700072B2 (en) 2023-07-11
EP3785383A1 (en) 2021-03-03
US20200119826A1 (en) 2020-04-16

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